X=int(input())
grade=[10,9,8,7,6,5,4,3,2,1]
print(grade[X//200]) X=int(input()) X int(input()) int input() input grade=[10,9,8,7,6,5,4,3,2,1] grade [10,9,8,7,6,5,4,3,2,1] 10 9 8 7 6 5 4 3 2 1 print(grade[X//200]) print grade[X//200] grade X//200 X 200 grade=[10,9,8,7,6,5,4,3,2,1] [10,9,8,7,6,5,4,3,2,1] grade X=int(input()) int(input()) X
X=int(input())
grade=[10,9,8,7,6,5,4,3,2,1]
print(grade[X//200])